Interval, En Route 2 : A measurement that begins at the time a response unit starts to move toward an incident, and the time the unit comes to a complete stop at the location of the incident
NFPA 45 Standard on Fire Protection for Laboratories Using Chemicals, 2004 ed. http://eetd-safety.lbl.gov/sites/all/files/NFPA%20 45-2015%20LBNL%20Class%20Slides.pdf, (Std: Fr Prac for Lab Using Chem - Amer) {204 NFC}
